G

GTR:

(guided tissue regeneration) a new technique for replacing bone tissue lost between roots of teeth

general anesthesia:

a controlled state of unconsciousness, accompanied by a partial or complete loss of pain sensation, protective reflexes, and the ability to respond purposefully to physical stimulation or verbal command

geographic tongue:

loss of all usual color and texture of tongue; does not require treatment

O

occlusion:

how the upper and lower teeth come together

onlay:

laboratory-produced restoration covering the cusps of a tooth

oral and maxillofacial surgeon:

a specialist who deals with the diagnosis & surgical treatment of diseases, injuries, and deformities of the mouth and supporting structures. Generally requires four additional years of training after dental school

oral cavity:

the mouth

oral hygiene:

the process of maintaining the cleanliness of the mouth

oral surgery:

operations on the mouth; for example, extractions, removal of cysts or tumors, and repair of broken jaw bone